def _get_isCurrent(self):
isCurrent = self.HTMLAttributes["aria-current"]
try:
return controlTypes.IsCurrent(isCurrent)
except ValueError:
log.debugWarning(f"Unknown aria-current value: {isCurrent}")
return controlTypes.IsCurrent.NO
def _get_isCurrent(self) -> controlTypes.IsCurrent:
ia2attrCurrent: str = self.IA2Attributes.get("current", "false")
try:
return controlTypes.IsCurrent(ia2attrCurrent)
except ValueError:
log.debugWarning(f"Unknown 'current' IA2Attribute value: {ia2attrCurrent}")
return controlTypes.IsCurrent.NO
def _getNormalizedCurrentAttrs(
attrs: textInfos.ControlField) -> typing.Dict[str, typing.Any]:
valForCurrent = attrs.get("IAccessible2::attribute_current", "false")
try:
isCurrent = controlTypes.IsCurrent(valForCurrent)
except ValueError:
log.debugWarning(f"Unknown isCurrent value: {valForCurrent}")
isCurrent = controlTypes.IsCurrent.NO
if isCurrent != controlTypes.IsCurrent.NO:
return {'current': isCurrent}
return {}
def _getIsCurrentAttribute(self, attrs: dict) -> controlTypes.IsCurrent:
defaultAriaCurrentStringVal = "false"
ariaCurrentValue = attrs.get('HTMLAttrib::aria-current',
defaultAriaCurrentStringVal)
# key 'HTMLAttrib::aria-current' may be in attrs with a value of None
ariaCurrentValue = defaultAriaCurrentStringVal if ariaCurrentValue is None else ariaCurrentValue
try:
ariaCurrent = controlTypes.IsCurrent(ariaCurrentValue)
except ValueError:
log.debugWarning(f"Unknown aria-current value: {ariaCurrentValue}")
ariaCurrent = controlTypes.IsCurrent.NO
return ariaCurrent
def _get_isCurrent(self) -> controlTypes.IsCurrent:
ariaProperties = self._getUIACacheablePropertyValue(
UIAHandler.UIA_AriaPropertiesPropertyId)
match = self.RE_ARIA_CURRENT_PROP_VALUE.search(ariaProperties)
if match:
valueOfAriaCurrent = match.group(1)
try:
return controlTypes.IsCurrent(valueOfAriaCurrent)
except ValueError:
log.debugWarning(
f"Unknown aria-current value: {valueOfAriaCurrent}, ariaProperties: {ariaProperties}"
)
return controlTypes.IsCurrent.NO
def _get_isCurrent(self) -> controlTypes.IsCurrent:
try:
isCurrent = self.HTMLAttributes["aria-current"]
except LookupError:
return controlTypes.IsCurrent.NO
# key may be in HTMLAttributes with a value of None
if isCurrent is None:
return controlTypes.IsCurrent.NO
try:
return controlTypes.IsCurrent(isCurrent)
except ValueError:
log.debugWarning(f"Unknown aria-current value: {isCurrent}")
return controlTypes.IsCurrent.NO
def _normalizeControlField(self, attrs):
level = None
ariaCurrentValue = attrs.get('HTMLAttrib::aria-current', 'false')
try:
ariaCurrent = controlTypes.IsCurrent(ariaCurrentValue)
except ValueError:
log.debugWarning(f"Unknown aria-current value: {ariaCurrentValue}")
ariaCurrent = controlTypes.IsCurrent.NO
if ariaCurrent != controlTypes.IsCurrent.NO:
attrs['current'] = ariaCurrent
placeholder = self._getPlaceholderAttribute(
attrs, 'HTMLAttrib::aria-placeholder')
if placeholder:
attrs['placeholder'] = placeholder
accRole = attrs.get('IAccessible::role', 0)
accRole = int(accRole) if isinstance(
accRole, str) and accRole.isdigit() else accRole
nodeName = attrs.get('IHTMLDOMNode::nodeName', "")
roleAttrib = attrs.get("HTMLAttrib::role", "")
ariaRoles = [ar for ar in roleAttrib.split(" ") if ar]
#choose role
#Priority is aria role -> HTML tag name -> IAccessible role
role = next((aria.ariaRolesToNVDARoles[ar]
for ar in ariaRoles if ar in aria.ariaRolesToNVDARoles),
controlTypes.ROLE_UNKNOWN)
if role == controlTypes.ROLE_UNKNOWN and nodeName:
role = NVDAObjects.IAccessible.MSHTML.nodeNamesToNVDARoles.get(
nodeName, controlTypes.ROLE_UNKNOWN)
if role == controlTypes.ROLE_UNKNOWN:
role = IAccessibleHandler.IAccessibleRolesToNVDARoles.get(
accRole, controlTypes.ROLE_UNKNOWN)
roleText = attrs.get('HTMLAttrib::aria-roledescription')
if roleText:
attrs['roleText'] = roleText
states = set(IAccessibleHandler.IAccessibleStatesToNVDAStates[x]
for x in [1 << y for y in range(32)]
if int(attrs.get('IAccessible::state_%s' % x, 0))
and x in IAccessibleHandler.IAccessibleStatesToNVDAStates)
if attrs.get('HTMLAttrib::longdesc'):
states.add(controlTypes.STATE_HASLONGDESC)
#IE exposes destination anchors as links, this is wrong
if nodeName == "A" and role == controlTypes.ROLE_LINK and controlTypes.STATE_LINKED not in states:
role = controlTypes.ROLE_TEXTFRAME
if 'IHTMLElement::isContentEditable' in attrs:
states.add(controlTypes.STATE_EDITABLE)
if 'HTMLAttrib::onclick' in attrs or 'HTMLAttrib::onmousedown' in attrs or 'HTMLAttrib::onmouseup' in attrs:
states.add(controlTypes.STATE_CLICKABLE)
if 'HTMLAttrib::required' in attrs or attrs.get(
'HTMLAttrib::aria-required', 'false') == 'true':
states.add(controlTypes.STATE_REQUIRED)
description = None
ariaDescribedBy = attrs.get('HTMLAttrib::aria-describedby')
if ariaDescribedBy:
ariaDescribedByIds = ariaDescribedBy.split()
description = ""
for ariaDescribedById in ariaDescribedByIds:
descNode = None
try:
descNode = self.obj.rootNVDAObject.HTMLNode.document.getElementById(
ariaDescribedById)
except (COMError, NameError):
descNode = None
if not descNode:
try:
descNode = NVDAObjects.IAccessible.MSHTML.locateHTMLElementByID(
self.obj.rootNVDAObject.HTMLNode.document,
ariaDescribedById)
except (COMError, NameError):
descNode = None
if descNode:
try:
description = description + " " + self.obj.makeTextInfo(
NVDAObjects.IAccessible.MSHTML.MSHTML(
HTMLNode=descNode)).text
except:
pass
ariaSort = attrs.get('HTMLAttrib::aria-sort')
state = aria.ariaSortValuesToNVDAStates.get(ariaSort)
if state is not None:
states.add(state)
ariaSelected = attrs.get('HTMLAttrib::aria-selected')
if ariaSelected == "true":
states.add(controlTypes.STATE_SELECTED)
elif ariaSelected == "false":
states.discard(controlTypes.STATE_SELECTED)
ariaExpanded = attrs.get('HTMLAttrib::aria-expanded')
if ariaExpanded == "true":
states.add(controlTypes.STATE_EXPANDED)
elif ariaExpanded == "false":
states.add(controlTypes.STATE_COLLAPSED)
if attrs.get('HTMLAttrib::aria-invalid', 'false') == 'true':
states.add(controlTypes.STATE_INVALID_ENTRY)
if attrs.get('HTMLAttrib::aria-multiline', 'false') == 'true':
states.add(controlTypes.STATE_MULTILINE)
if attrs.get('HTMLAttrib::aria-dropeffect', 'none') != 'none':
states.add(controlTypes.STATE_DROPTARGET)
ariaGrabbed = attrs.get('HTMLAttrib::aria-grabbed', None)
if ariaGrabbed == 'false':
states.add(controlTypes.STATE_DRAGGABLE)
elif ariaGrabbed == 'true':
states.add(controlTypes.STATE_DRAGGING)
if nodeName == "TEXTAREA":
states.add(controlTypes.STATE_MULTILINE)
if "H1" <= nodeName <= "H6":
level = nodeName[1:]
if nodeName in ("UL", "OL", "DL"):
states.add(controlTypes.STATE_READONLY)
if role == controlTypes.ROLE_UNKNOWN:
role = controlTypes.ROLE_TEXTFRAME
if role == controlTypes.ROLE_GRAPHIC:
# MSHTML puts the unavailable state on all graphics when the showing of graphics is disabled.
# This is rather annoying and irrelevant to our users, so discard it.
states.discard(controlTypes.STATE_UNAVAILABLE)
lRole = aria.htmlNodeNameToAriaRoles.get(nodeName.lower())
if lRole:
ariaRoles.append(lRole)
# If the first role is a landmark role, use it.
landmark = ariaRoles[
0] if ariaRoles and ariaRoles[0] in aria.landmarkRoles else None
ariaLevel = attrs.get('HTMLAttrib::aria-level', None)
ariaLevel = int(ariaLevel) if ariaLevel is not None else None
if ariaLevel:
level = ariaLevel
if role:
attrs['role'] = role
attrs['states'] = states
if level:
attrs["level"] = level
if landmark:
attrs["landmark"] = landmark
if description:
attrs["description"] = description
return super(MSHTMLTextInfo, self)._normalizeControlField(attrs)
def _normalizeControlField(self,attrs):
for attr in ("table-rownumber-presentational","table-columnnumber-presentational","table-rowcount-presentational","table-columncount-presentational"):
attrVal=attrs.get(attr)
if attrVal is not None:
attrs[attr]=int(attrVal)
valForCurrent = attrs.get("IAccessible2::attribute_current", "false")
try:
isCurrent = controlTypes.IsCurrent(valForCurrent)
except ValueError:
log.debugWarning(f"Unknown isCurrent value: {valForCurrent}")
isCurrent = controlTypes.IsCurrent.NO
if isCurrent != controlTypes.IsCurrent.NO:
attrs['current'] = isCurrent
placeholder = self._getPlaceholderAttribute(attrs, "IAccessible2::attribute_placeholder")
if placeholder is not None:
attrs['placeholder']= placeholder
accRole=attrs['IAccessible::role']
accRole=int(accRole) if accRole.isdigit() else accRole
role=IAccessibleHandler.IAccessibleRolesToNVDARoles.get(accRole,controlTypes.ROLE_UNKNOWN)
if attrs.get('IAccessible2::attribute_tag',"").lower()=="blockquote":
role=controlTypes.ROLE_BLOCKQUOTE
states=set(IAccessibleHandler.IAccessibleStatesToNVDAStates[x] for x in [1<<y for y in range(32)] if int(attrs.get('IAccessible::state_%s'%x,0)) and x in IAccessibleHandler.IAccessibleStatesToNVDAStates)
states|=set(IAccessibleHandler.IAccessible2StatesToNVDAStates[x] for x in [1<<y for y in range(32)] if int(attrs.get('IAccessible2::state_%s'%x,0)) and x in IAccessibleHandler.IAccessible2StatesToNVDAStates)
if role == controlTypes.ROLE_EDITABLETEXT and not (controlTypes.STATE_FOCUSABLE in states or controlTypes.STATE_UNAVAILABLE in states or controlTypes.STATE_EDITABLE in states):
# This is a text leaf.
# See NVDAObjects.Iaccessible.mozilla.findOverlayClasses for an explanation of these checks.
role = controlTypes.ROLE_STATICTEXT
if attrs.get("IAccessibleAction_showlongdesc") is not None:
states.add(controlTypes.STATE_HASLONGDESC)
if "IAccessibleAction_click" in attrs:
states.add(controlTypes.STATE_CLICKABLE)
grabbed = attrs.get("IAccessible2::attribute_grabbed")
if grabbed == "false":
states.add(controlTypes.STATE_DRAGGABLE)
elif grabbed == "true":
states.add(controlTypes.STATE_DRAGGING)
sorted = attrs.get("IAccessible2::attribute_sort")
if sorted=="ascending":
states.add(controlTypes.STATE_SORTED_ASCENDING)
elif sorted=="descending":
states.add(controlTypes.STATE_SORTED_DESCENDING)
elif sorted=="other":
states.add(controlTypes.STATE_SORTED)
roleText=attrs.get("IAccessible2::attribute_roledescription")
if roleText:
attrs['roleText']=roleText
if attrs.get("IAccessible2::attribute_dropeffect", "none") != "none":
states.add(controlTypes.STATE_DROPTARGET)
if role==controlTypes.ROLE_LINK and controlTypes.STATE_LINKED not in states:
# This is a named link destination, not a link which can be activated. The user doesn't care about these.
role=controlTypes.ROLE_TEXTFRAME
level=attrs.get('IAccessible2::attribute_level',"")
xmlRoles = attrs.get("IAccessible2::attribute_xml-roles", "").split(" ")
landmark = next((xr for xr in xmlRoles if xr in aria.landmarkRoles), None)
if landmark and role != controlTypes.ROLE_LANDMARK and landmark != xmlRoles[0]:
# Ignore the landmark role
landmark = None
if role == controlTypes.ROLE_DOCUMENT and xmlRoles[0] == "article":
role = controlTypes.ROLE_ARTICLE
elif role == controlTypes.ROLE_GROUPING and xmlRoles[0] == "figure":
role = controlTypes.ROLE_FIGURE
elif role in (controlTypes.ROLE_LANDMARK, controlTypes.ROLE_SECTION) and xmlRoles[0] == "region":
role = controlTypes.ROLE_REGION
elif xmlRoles[0] == "switch":
# role="switch" gets mapped to IA2_ROLE_TOGGLE_BUTTON, but it uses the
# checked state instead of pressed. The simplest way to deal with this
# identity crisis is to map it to a check box.
role = controlTypes.ROLE_CHECKBOX
states.discard(controlTypes.STATE_PRESSED)
attrs['role']=role
attrs['states']=states
if level != "" and level is not None:
attrs['level']=level
if landmark:
attrs["landmark"]=landmark
return super(Gecko_ia2_TextInfo,self)._normalizeControlField(attrs)
